http://t1.7kez.com/categories/list
{
    "code": 0,
    "data": {
        "categories": [
            {
                "id": 590367014978,
                "name": "舞蹈",
                "status": 0,
                "classes": [
                    {
                        "id": 590587873347,
                        "name": "肚皮舞",
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                    }
                ]
            }
        ]
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}

http://t1.7kez.com/classes/list
{
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    "data": {
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            {
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                "name": "肚皮舞",
                "status": 0
            },
            {
                "id": 4314608013380,
                "name": "哑铃",
                "status": 0
            },
            {
                "id": 4314633228357,
                "name": "举重",
                "status": 0
            }
        ]
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}